Concessão da patente
#16.1
05/29/1984
RPI 710
The letters patent expired on 05/16/1995: the term of protection has ended. The technology is in the public domain and may be freely used in Brazil.
Talk to a specialistLatest action published by the INPI: 05/29/1984. We update with every new RPI gazette, published weekly.
Applicants
IBM
Inventors
B. J. (pessoa física)
S. D. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
05/29/1984
RPI 710
#13.1
04/17/1984
RPI 704
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12/20/1983
RPI 687
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07/12/1983
RPI 664
#4.1
10/05/1982
RPI 624
#21.1
05/16/1995
RPI 1276
#20.1
10/13/1993
RPI 1193
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